Implementation of a distribution stat. More...

#include <statistics.hh>

Inheritance diagram for gem5::statistics::DistBase< Derived, Stor >:

Public Types
typedef DistInfoProxy< Derived >	Info

typedef Stor	Storage

typedef Stor::Params	Params

Public Types inherited from gem5::statistics::DataWrap< Derived, DistInfoProxy >
typedef DistInfoProxy< Derived >	Info

Public Member Functions
	DistBase (Group parent, const char name, const units::Base unit, const char desc)

template<typename U >
void	sample (const U &v, int n=1)
	Add a value to the distribtion n times.

size_type	size () const
	Return the number of entries in this stat.

bool	zero () const
	Return true if no samples have been added.

void	prepare ()

void	reset ()
	Reset stat value to default.

void	add (DistBase &d)
	Add the argument distribution to the this distribution.

Public Member Functions inherited from gem5::statistics::DataWrap< Derived, DistInfoProxy >
const Info *	info () const

	DataWrap ()=delete

	DataWrap (const DataWrap &)=delete

	DataWrap (Group parent, const char name, const units::Base unit, const char desc)

DataWrap &	operator= (const DataWrap &)=delete

Derived &	name (const std::string &name)
	Set the name and marks this stat to print at the end of simulation.

const std::string &	name () const

Derived &	setSeparator (const std::string &_sep)
	Set the character(s) used between the name and vector number on vectors, dist, etc.

const std::string &	setSeparator () const

Derived &	unit (const units::Base *_unit)
	Set the unit of the stat.

Derived &	desc (const std::string &_desc)
	Set the description and marks this stat to print at the end of simulation.

Derived &	precision (int _precision)
	Set the precision and marks this stat to print at the end of simulation.

Derived &	flags (Flags _flags)
	Set the flags and marks this stat to print at the end of simulation.

Derived &	prereq (const Stat &prereq)
	Set the prerequisite stat and marks this stat to print at the end of simulation.

Public Member Functions inherited from gem5::statistics::InfoAccess
	InfoAccess ()

void	reset ()
	Reset the stat to the default state.

bool	zero () const

bool	check () const
	Check that this stat has been set up properly and is ready for use.

Protected Member Functions
	GEM5_ALIGNED (8) char storage[sizeof(Storage)]
	The storage for this stat.

Storage *	data ()
	Retrieve the storage.

const Storage *	data () const
	Retrieve a const pointer to the storage.

void	doInit ()

Protected Member Functions inherited from gem5::statistics::DataWrap< Derived, DistInfoProxy >
Derived &	self ()

Info *	info ()

Protected Member Functions inherited from gem5::statistics::InfoAccess
void	setInfo (Group parent, Info info)
	Set up an info class for this statistic.

void	setParams (const StorageParams *params)
	Save Storage class parameters if any.

void	setInit ()
	Save Storage class parameters if any.

Info *	info ()
	Grab the information class for this statistic.

const Info *	info () const
	Grab the information class for this statistic.

bool	newStyleStats () const
	Check if the info is new style stats.

Detailed Description

template<class Derived, class Stor>
class gem5::statistics::DistBase< Derived, Stor >

Implementation of a distribution stat.

The type of distribution is determined by the Storage template.

See also: ScalarBase

Definition at line 1273 of file statistics.hh.

Member Typedef Documentation

◆ Info

template<class Derived , class Stor >

typedef DistInfoProxy<Derived> gem5::statistics::DistBase< Derived, Stor >::Info

Definition at line 1276 of file statistics.hh.

◆ Params

template<class Derived , class Stor >

typedef Stor::Params gem5::statistics::DistBase< Derived, Stor >::Params

Definition at line 1278 of file statistics.hh.

◆ Storage

template<class Derived , class Stor >

typedef Stor gem5::statistics::DistBase< Derived, Stor >::Storage

Definition at line 1277 of file statistics.hh.

Constructor & Destructor Documentation

◆ DistBase()

template<class Derived , class Stor >

gem5::statistics::DistBase< Derived, Stor >::DistBase	(	Group *	parent,
		const char *	name,
		const units::Base *	unit,
		const char *	desc )

inline

Definition at line 1313 of file statistics.hh.

Member Function Documentation

◆ add()

template<class Derived , class Stor >

void gem5::statistics::DistBase< Derived, Stor >::add ( DistBase< Derived, Stor > & d )

inline

Add the argument distribution to the this distribution.

Definition at line 1359 of file statistics.hh.

References gem5::ArmISA::d, and gem5::statistics::DistBase< Derived, Stor >::data().

Referenced by gem5::ruby::Profiler::collateStats().

◆ data() [1/2]

template<class Derived , class Stor >

Storage * gem5::statistics::DistBase< Derived, Stor >::data ( )

inlineprotected

Retrieve the storage.

Returns: The storage object for this stat.

Definition at line 1290 of file statistics.hh.

Referenced by gem5::statistics::DistBase< Derived, Stor >::add(), gem5::statistics::DistBase< Derived, Stor >::prepare(), gem5::statistics::DistBase< Derived, Stor >::reset(), gem5::statistics::DistBase< Derived, Stor >::sample(), gem5::statistics::DistBase< Derived, Stor >::size(), and gem5::statistics::DistBase< Derived, Stor >::zero().

◆ data() [2/2]

template<class Derived , class Stor >

const Storage * gem5::statistics::DistBase< Derived, Stor >::data ( ) const

inlineprotected

Retrieve a const pointer to the storage.

Returns: A const pointer to the storage object for this stat.

Definition at line 1300 of file statistics.hh.

◆ doInit()

template<class Derived , class Stor >

void gem5::statistics::DistBase< Derived, Stor >::doInit ( )

inlineprotected

Definition at line 1306 of file statistics.hh.

References gem5::statistics::Info::getStorageParams(), gem5::statistics::DataWrap< Derived, DistInfoProxy >::info(), and gem5::statistics::InfoAccess::setInit().

◆ GEM5_ALIGNED()

template<class Derived , class Stor >

gem5::statistics::DistBase< Derived, Stor >::GEM5_ALIGNED ( 8 )

protected

The storage for this stat.

◆ prepare()

template<class Derived , class Stor >

void gem5::statistics::DistBase< Derived, Stor >::prepare ( )

inline

Definition at line 1341 of file statistics.hh.

References gem5::statistics::DistBase< Derived, Stor >::data(), gem5::statistics::DistInfo::data, gem5::statistics::Info::getStorageParams(), and gem5::statistics::DataWrap< Derived, DistInfoProxy >::info().

◆ reset()

template<class Derived , class Stor >

void gem5::statistics::DistBase< Derived, Stor >::reset ( )

inline

Reset stat value to default.

Definition at line 1351 of file statistics.hh.

References gem5::statistics::DistBase< Derived, Stor >::data(), and gem5::statistics::DataWrap< Derived, DistInfoProxy >::info().

Referenced by gem5::ruby::AbstractController::resetStats(), gem5::ruby::GPUCoalescer::resetStats(), and gem5::ruby::Sequencer::resetStats().

◆ sample()

template<class Derived , class Stor >

template<typename U >

void gem5::statistics::DistBase< Derived, Stor >::sample	(	const U &	v,
		int	n = 1 )

inline

Add a value to the distribtion n times.

Calls sample on the storage class.

Parameters

v	The value to add.
n	The number of times to add it, defaults to 1.

Definition at line 1327 of file statistics.hh.

References gem5::statistics::DistBase< Derived, Stor >::data(), gem5::ArmISA::n, and gem5::ArmISA::v.

Referenced by gem5::FlashDevice::accessDevice(), gem5::memory::NVMInterface::chooseRead(), gem5::ExecStage::collectStatistics(), gem5::o3::Commit::commitInsts(), gem5::o3::LSQUnit::commitLoad(), gem5::SMMUTranslationProcess::completeTransaction(), gem5::PowerState::computeStats(), gem5::memory::NVMInterface::doBurstAccess(), gem5::ArmISA::TableWalker::doL2DescriptorWrapper(), gem5::ArmISA::TableWalker::doLongDescriptorWrapper(), gem5::Wavefront::exec(), gem5::VegaISA::Inst_SOPP__S_ENDPGM::execute(), gem5::UFSHostDevice::finalUTP(), gem5::CoherentXBar::forwardAtomic(), gem5::CoherentXBar::forwardTiming(), gem5::StackDistProbe::handleRequest(), gem5::SimpleCache::handleResponse(), gem5::ruby::CacheMemory::htmAbortTransaction(), gem5::ruby::HTMSequencer::htmCallback(), gem5::ruby::CacheMemory::htmCommitTransaction(), gem5::ruby::Sequencer::insertRequest(), gem5::ArmISA::TableWalker::pendingChange(), gem5::memory::DRAMInterface::prechargeBank(), gem5::FetchStage::processFetchReturn(), gem5::ComputeUnit::DataPort::processMemRespEvent(), gem5::memory::MemCtrl::processNextReqEvent(), gem5::LdsState::processPacket(), gem5::ArmISA::TableWalker::processWalk(), gem5::ArmISA::TableWalker::processWalkAArch64(), gem5::ArmISA::TableWalker::processWalkLPAE(), gem5::memory::NVMInterface::processWriteRespondEvent(), gem5::ruby::AbstractController::profileMsgDelay(), gem5::ruby::Sequencer::recordMissLatency(), gem5::SpatterGen::recvTimingResp(), gem5::Shader::sampleInstRoundTrip(), gem5::Shader::sampleLineRoundTrip(), gem5::Shader::sampleLoad(), gem5::CommMonitor::samplePeriodic(), gem5::Shader::sampleStore(), gem5::o3::InstructionQueue::scheduleReadyInsts(), gem5::SMMUTranslationProcess::smmuTranslation(), gem5::ComputeUnit::startWavefront(), gem5::o3::Fetch::tick(), gem5::GPUDynInst::updateStats(), and gem5::UFSHostDevice::write().

◆ size()

template<class Derived , class Stor >

size_type gem5::statistics::DistBase< Derived, Stor >::size ( ) const

inline

Return the number of entries in this stat.

Returns: The number of entries.

Definition at line 1333 of file statistics.hh.

References gem5::statistics::DistBase< Derived, Stor >::data().

◆ zero()

template<class Derived , class Stor >

bool gem5::statistics::DistBase< Derived, Stor >::zero ( ) const

inline

Return true if no samples have been added.

Returns: True if there haven't been any samples.

Definition at line 1338 of file statistics.hh.

References gem5::statistics::DistBase< Derived, Stor >::data().

The documentation for this class was generated from the following file:

base/statistics.hh

Public Types

Public Member Functions

Protected Member Functions

Detailed Description

Member Typedef Documentation

◆ Info

◆ Params

◆ Storage

Constructor & Destructor Documentation

◆ DistBase()

Member Function Documentation

◆ add()

◆ data() [1/2]

◆ data() [2/2]

◆ doInit()

◆ GEM5_ALIGNED()

◆ prepare()

◆ reset()

◆ sample()

◆ size()

◆ zero()